320419788

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{2897}}^1$

素因数の和:3626

約数の個数: 48

約数和(自身を含む): 806571360

約数和(自身を除く): 486151572

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 709, 1418, 2127, 2836, 2897, 4254, 5794, 8508, 8691, 9217, 11588, 17382, 18434, 27651, 34764, 36868, 37661, 55302, 75322, 110604, 112983, 150644, 225966, 451932, 2053973, 4107946, 6161919, 8215892, 12323838, 24647676, 26701649, 53403298, 80104947, 106806596, 160209894, 320419788]

約数ペア:

[(1, 320419788), (2, 160209894), (3, 106806596), (4, 80104947), (6, 53403298), (12, 26701649), (13, 24647676), (26, 12323838), (39, 8215892), (52, 6161919), (78, 4107946), (156, 2053973), (709, 451932), (1418, 225966), (2127, 150644), (2836, 112983), (2897, 110604), (4254, 75322), (5794, 55302), (8508, 37661), (8691, 36868), (9217, 34764), (11588, 27651), (17382, 18434)]